Good explanation of how the the bi-carb / foil / hot water fix for silver tarnish works. (DISCLAIMER : not telling anyone they should be doing this, especially if they have a valuable numismatic...NO NO NO NO ). This is just pretty interesting kitchen science. Apologies if this has been posted some time in the past. [youtube]http://www.youtube.com/watch?v=aPnx1GHskAY[/youtube]
